package com.ktjy.mapper.user;

import java.lang.reflect.Constructor;
import java.lang.reflect.Modifier;

public class GetClassConstructorsInfo {
    public static void main(String[] args) {
        Constructor[] cons=Person.class.getDeclaredConstructors();
        System.out.println("==========构造方法展示==========");

        for (Constructor c:cons) {
            System.out.println("访问修饰符：");
            int modifiers=c.getModifiers();
            if ((modifiers& Modifier.PUBLIC)==Modifier.PUBLIC) {
                System.out.println("public");
            }else if ((modifiers& Modifier.PROTECTED)==Modifier.PROTECTED) {
                System.out.println("protected");
            }
            else if ((modifiers& Modifier.PRIVATE)==Modifier.PRIVATE) {
                System.out.println("private");
            }else {
                System.out.println("default(package)");
            }

            Class[] params=c.getParameterTypes();
            if(params.length==0){
                System.out.println("该构造方法没有参数");
            }else {
                System.out.println("该构造方法的参数列表为：[");
                for (int i=0;i<params.length;i++) {
                    if(i!=0){
                        System.out.print(",");
                    }
                    System.out.print(params[i].getName());
                }
                System.out.println("]");
            }
            System.out.println("------------------------");
        }
    }
}
